SMTPSender s = new SMTPSender(); 

    s.setToAddress("email@host.edu");
    s.setFromAddress("email@host.edu");
    s.setSubject("subject");
    s.setBody("this is the body");

    s.sendMessage();
  }
  }
  class SMTPSender{
 	String toAddress;
	public void setToAddress(String a){
		toAddress = a;
		}
	String fromAddress;
	public  void setFromAddress(String b){
		fromAddress = b;
		}
	String subject;
	public  void setSubject(String c){
		subject = c;
		}
	String body;
	public  void setBody(String d){
		body = d;
}

<h1>Mail Page</h1>
 Please type your mail stuff below:
<form action=/mailer>
To:
<input name=toAddress ></input>
</br>
From:
<input name=fromAddress ></input>
</br>
Subject:
<input name=subject ></input>
<br>
Body:
<input name=body ></input>
<br>
<input type=submit></input>
</form>